/*http://www.hpinfotech.ro
e-mail:office@hpinfotech.ro

Project : Carte Relais 220V *8
Version : 
Date    : 20/10/2010
Author  : Fabien FARIN                         
Company : IUT Tours                          
Comments: 


Chip type           : ATmega8535
Program type        : Application
Clock frequency     : 16,000000 MHz
Memory model        : Small
External SRAM size  : 0
Data Stack size     : 128
*****************************************************/

#include <mega8535.h>

// Alphanumeric LCD Module functions
#asm
   .equ __lcd_port=0x15 ;PORTC
#endasm
#include <lcd.h>

// Standard Input/Output functions
#include <stdio.h>

#define R1 PORTA.0


unsigned char USART_Receive( void )
{
/* Wait for data to be received */
while ( !(UCSRA & 0x80) ) // Test de RXC bit7
;
/* Get and return received data from buffer */
return UDR;
}         


int NbRecu=0;
unsigned char USARTR[2];
unsigned char Data[2];
int i=0;
unsigned char tampon[20];
int Aa,Ab,Ac,Ad,Ae,Af,Ag,Ah;
int Maintien=0;

void main(void)
{
Aa=Ab=Ac=Ad=Ae=Af=Ag=Ah=0;
// Declare your local variables here

// Input/Output Ports initialization
// Port A initialization
// Func7=Out Func6=Out Func5=Out Func4=Out Func3=Out Func2=Out Func1=Out Func0=Out 
// State7=0 State6=0 State5=0 State4=0 State3=0 State2=0 State1=0 State0=0 
PORTA=0x00;
DDRA=0xFF;

// Port B initialization
// Func7=In Func6=In Func5=In Func4=In Func3=In Func2=In Func1=In Func0=In 
// State7=T State6=T State5=T State4=P State3=P State2=P State1=P State0=P 
PORTB=0x1F;
DDRB=0x00;

// Port C initialization
// Func7=In Func6=In Func5=In Func4=In Func3=In Func2=In Func1=In Func0=In 
// State7=T State6=T State5=T State4=T State3=T State2=T State1=T State0=T 
PORTC=0x00;
DDRC=0x00;

// Port D initialization
// Func7=In Func6=In Func5=In Func4=In Func3=In Func2=In Func1=In Func0=In 
// State7=T State6=T State5=T State4=T State3=T State2=T State1=T State0=T 
PORTD=0x00;
DDRD=0x00;

// Timer/Counter 0 initialization
// Clock source: System Clock
// Clock value: Timer 0 Stopped
// Mode: Normal top=FFh
// OC0 output: Disconnected
TCCR0=0x00;
TCNT0=0x00;
OCR0=0x00;

// Timer/Counter 1 initialization
// Clock source: System Clock
// Clock value: Timer 1 Stopped
// Mode: Normal top=FFFFh
// OC1A output: Discon.
// OC1B output: Discon.
// Noise Canceler: Off
// Input Capture on Falling Edge
TCCR1A=0x00;
TCCR1B=0x00;
TCNT1H=0x00;
TCNT1L=0x00;
ICR1H=0x00;
ICR1L=0x00;
OCR1AH=0x00;
OCR1AL=0x00;
OCR1BH=0x00;
OCR1BL=0x00;

// Timer/Counter 2 initialization
// Clock source: System Clock
// Clock value: Timer 2 Stopped
// Mode: Normal top=FFh
// OC2 output: Disconnected
ASSR=0x00;
TCCR2=0x00;
TCNT2=0x00;
OCR2=0x00;

// External Interrupt(s) initialization
// INT0: Off
// INT1: Off
// INT2: Off
MCUCR=0x00;
MCUCSR=0x00;

// Timer(s)/Counter(s) Interrupt(s) initialization
TIMSK=0x00;

// USART initialization
// Communication Parameters: 8 Data, 1 Stop, No Parity
// USART Receiver: On
// USART Transmitter: On
// USART Mode: Asynchronous
// USART Baud rate: 19200
UCSRA=0x00;
UCSRB=0x18;
UCSRC=0x86;
UBRRH=0x00;
UBRRL=0x33;

// Analog Comparator initialization
// Analog Comparator: Off
// Analog Comparator Input Capture by Timer/Counter 1: Off
// Analog Comparator Output: Off
ACSR=0x80;
SFIOR=0x00;

// LCD module initialization
lcd_init(16);
while (1)
      {        
      		if(NbRecu==2)
      			{      
      				Data[0]=USARTR[0];
      				Data[1]=USARTR[1];
      				lcd_gotoxy(8,3);
      				sprintf(tampon,"%c%c",Data[0],Data[1]);
      				lcd_puts(tampon);			
      				NbRecu=0;
      			}
      		else
      			{
      			 	USARTR[NbRecu]=USART_Receive();
      			 	NbRecu=NbRecu+1;
      			} 

      			
      		switch(Data[0])        //effectue les actions
      			{
      				case 'A':
      					{
						switch(Data[1])
							{
								case'1': 
									{
										PORTA=!PORTA&0x01;
										Aa=Ab=Ac=Ad=Ae=Af=Ag=Ah=1;
									}
								break;
							}
      					}
      				break;
      			}
  
		
      /*		lcd_gotoxy(0,0);
		sprintf(tampon,"Fabien FARIN CR1");
		lcd_puts(tampon);	
          	lcd_gotoxy(i,1);
           	lcd_putchar('^');
            	lcd_gotoxy(i,3);
             	lcd_putchar('^');
              	lcd_gotoxy(i,1);
               	lcd_gotoxy(0,2);
                sprintf(tampon,"%d%d%d%d%d%d%d%d",Aa,Ab,Ac,Ad,Ae,Af,Ag,Ah);
                lcd_puts(tampon);
                
      		      	if((PORTB!=0x00)&&(Maintien==0))
      		      		{
      		      		 	if(PORTB==!0x01)i=i+1;
      		      		 	if(PORTB==!0x04)i=i-1;
      		      		 	if(i<0)i=8;
      		      		 	if(i>8)i=0;
      		      		 	Maintien=1;
      	       				lcd_clear();
      		      		}
      		      	if((PORTB=0x00)&&(Maintien==1))Maintien=0;  */	
      };
}